Simultaneous Nadir Overpasses (SNOs) between GOES-16 and METOP-A
TLE Epoch: 2018 12 20.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  METOP-A Lat/Lon    Distance(km)  Time Diff(sec)
 12/22/2018   02:26:50   (   0.01, -75.20) (  -0.58, -77.78)  294.57                80
 12/23/2018   02:03:28   (   0.00, -75.20) (   0.56, -72.79)  275.76                80
 12/24/2018   14:22:16   (  -0.00, -75.24) (   0.47, -77.35)  240.34                80
 12/25/2018   14:04:13   (   0.01, -75.25) (  -0.61, -72.34)  330.41                80
 12/27/2018   02:23:10   (  -0.01, -75.25) (  -0.36, -76.95)  193.31                80
 12/28/2018   01:59:48   (  -0.02, -75.27) (   0.73, -71.95)  377.85                80
 12/29/2018   14:18:36   (   0.02, -75.31) (   0.25, -76.52)  137.10                80
 12/30/2018   14:00:34   (   0.02, -75.33) (  -0.83, -71.52)  434.54                80
 01/01/2019   02:19:30   (  -0.01, -75.35) (  -0.19, -76.12)   87.77                80
 01/02/2019   01:56:08   (  -0.02, -75.37) (   0.90, -71.11)  484.13                80
 01/03/2019   14:14:56   (   0.02, -75.42) (   0.09, -75.68)   29.89                80